Play with your Lego bricks like you've never played with them before with the LEGO Chain Reactions Craft Kit from Klutz! This one-of-a-kind activity book will teach your bricks new tricks by building amazing moving machines using bricks from your own collection! Each machine alone is awesome, but put them together and you get incredible chain reactions! It also comes with over 30 essential Lego pieces like balls, string, etc that you need to build all the amazing machines, even special paper components.
Video Link :
Amazing LEGO Chain Reactions by Klutz - Teach Your Bricks New Tricks - Unboxing Demo Review